Pirate Battery YTX5L-BS 12V 4Ah AGM Motorcycle/ATV/Scooter Battery — Sealed, Vibration-Resistant, Nut-and-Bolt Terminals

Pirate Battery YTX5L-BS is a sealed, maintenance-free 12V AGM replacement battery designed to deliver reliable starting power for ATVs, motorcycles, and scooters.

Compact yet powerful, this YTX5L-BS model from Pirate Battery is built to meet strict quality controls and comes fully charged and ready to install. With a sealed absorbent glass mat (AGM) design, UL safety certification, and vibration-resistant construction, it offers a practical, low-maintenance power source for small off-road and street bikes. The battery ships with nut-and-bolt (T3) terminals and fits a wide range of popular machines that require a 12V, 4Ah unit.

Will this battery fit my ATV, motorcycle, or scooter?

The YTX5L-BS follows standard YTX5L-BS dimensions and terminal configuration, making it compatible with many small-displacement motorcycles, youth ATVs, and scooters. Always check your owner's manual or measure the battery compartment to confirm fit.

• Dimensions: 4.45 in (L) x 2.76 in (W) x 4.21 in (H)
• Terminal type: Nut and bolt (T3) for secure connections
• Common compatible models: Honda CRF150F, Yamaha TTR230, Suzuki DR-Z125, Kawasaki KLX140, Polaris Phoenix 200

How durable and safe is this Pirate Battery model?

Built to strict Japanese quality-control standards and UL-certified, the sealed AGM construction prevents acid leaks and reduces maintenance. The design resists vibration and shock—important for off-road use—while the sealed case keeps the battery safe in varied riding conditions.

• Sealed AGM: no topping up or acid spill risk
• Vibration-resistant construction for rough terrain
• UL safety certification and high manufacturing standards

How do I install and maintain the YTX5L-BS?

This battery arrives fully charged and ready for installation; connect the nut-and-bolt terminals to your vehicle's wiring, ensuring correct polarity. Routine maintenance is minimal—keep the terminals clean and check charge if the vehicle is stored long-term.

• Arrives ready-to-use—no initial charging required
• Clean terminals periodically to prevent corrosion
• Store charged and in a cool, dry place for long-term preservation

What warranty and customer support come with the battery?

Pirate Battery provides an 18-month warranty and a 60-day refund policy for U.S. orders, backed by U.S.-based customer support staffed by battery specialists. Warranty coverage applies to qualifying issues and is limited to orders shipped within the United States.

• 18 months warranty for U.S. purchases
• 60-day refund window for returns
• U.S.-based customer service from battery experts

Who is this for? Riders and owners of small off-road machines, trail bikes, youth ATVs, and scooters who want a compact, maintenance-free replacement battery will benefit from the Pirate Battery YTX5L-BS. It’s especially suited to people who need a reliable, ready-to-install battery that resists vibration, eliminates routine acid checks, and fits many popular models requiring a 12V 4Ah AGM unit.